The Panamera Executive Exclusive is based on the long-wheelbase version of the car – which is 150mm longer than the standard Panamera – and has a new graduated two-tone exterior colour scheme in black and chestnut brown metallic.

“I wish we’d offered more cars for sale; the response has been incredible,” said Porsche’s head of research and development, Wolfgang Hatz, at the Los Angeles motor show. “But we have tested the appetite for such a car, and we have tested some suppliers to ensure they can deliver. We have learned from the project, and I’m sure we will do more in future.”